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| On grid wind turbine controller | Parameters | WGMC3K220 | WGMC5K220 |
|---|---|---|---|
| Wind turbine input | |||
| Power | - | 3kW | 5kW |
| Max. Control power / current | - | 6kW / 20A | 10kW / 34A |
| Rated voltage of wind turbine (AC) | - | 220V | 220V |
| Input voltage range | AC / DC | AC 0-330V / DC 0-450V | AC 0-330V / DC 0-450V |
| Braking voltage (DC) | Default (Set range) | 350V ± 1% (320-350V) | 350V ± 1% (320-350V) |
| Braking current (DC) | Default (Set range) | 15A (0-15A) | 25A (0-25A) |
| Braking time | Default (Set range) | 10-20 min | 0-5000 min |
| *Generator overspeed control | Default (Set range) | >300 rpm/min | 0-1000 rpm/min |
| *Over wind speed control | Default (Set range) | 14 m/s | 0-45 m/s |
| Manual control | - | Manual brake, *remote control brake (with communication function) | |
| Automatic control function | - | Dump load control, *yaw, *pitch, mechanical brake, hydraulic brake, electromagnetic brake | |
| *PV Input | |||
| Rated power (increased) | - | 3kWp | 3kWp |
| Working voltage (DC) | - | 320V; 400V | 320 / 400V |
| DC output parameters | |||
| Output voltage range (DC) | - | 0-350V | 0-350V |
| Constant voltage (DC) | Default (Set range) | 310V ± 1% (300-330V) | 310V ± 1% (300-330V) |
| Constant current (DC) | Default (Set range) | 12A (0-12A) | 20A (0-20A) |
| On grid wind turbine inverter | Model | DMWG3KTL | DMWG5KTL |
| Rated output power (AC) | - | 3kW | 5kW |
| Max. Output power (AC) | - | 3.3kW | 5.5kW |
| Input voltage range (DC) | - | 0-450V | 0-450V |
| MPPT Voltage range (DC) | - | 100V-400V | 100V-400V |
| Max. Input current (DC) | - | 11.2A | 18.7A |
| Rated current | - | 10.2A | 17A |
| THD Current harmonic | - | <3% (at rated power) | |
| Power factor | - | >0.99 | |
| Max efficiency | - | 98% | |
| Allowable grid voltage range (AC) | - | 110V/120/220V (Single-phase) ± 20% | |
| Allowable grid frequency range | - | 50Hz/60Hz ± 10% | |
| Automatic operation conditions | - | DC input and power grid meet the requirements, the inverter operates automatically | |
| Restart time after power failure | - | 2 min (Adjustable) | |
| General Parameters | ||
|---|---|---|
| Function | Rectification, DC output, output voltage control, output current control, Dump load control, control parameter setting, wind turbine curve setting | |
| Automatic protection | Control part: Over voltage protection, over current protection, reverse connection protection, lightning arrester Inverter part: Polarity reverse connection protection, short circuit protection, island effect protection, LVRT, overheat protection, overload protection, ground fault protection, etc. |
|
| Display | Touch screen, LCD | |
| Monitoring content | Wind turbine voltage, current, power, solar panel voltage, current, power, DC output voltage, current, power, inverter output power, *cumulative power generation, *power generation at any time, *rotational speed, *wind speed | |
| Protection level | IP20 (Indoor) / IP65 (Outdoors) | |
| Telematics | RS485/USB/GPRS/WIFI/Ethernet (optional) | |
| Environment | Operating amb. Temp. & Hum -30 to 60°C, <90% no condensation | |
| Noise (1m) | <40dB | |
| Refrigeration mode | Forced air cooling | |
| Controller size / weight | 360*230*480mm 17kg | 360*230*480mm 18kg |
| Dump load size / weight | 400*400*250mm 12kg | 600*450*380mm 28kg |
| Inverter size / weight | 450*275*770mm 39kg | 450*275*770mm 44kg |